diff --git a/bin/filter_mrc/settings.cpp b/bin/filter_mrc/settings.cpp
index 3584ed5..9d39bc6 100644
--- a/bin/filter_mrc/settings.cpp
+++ b/bin/filter_mrc/settings.cpp
@@ -3220,8 +3220,10 @@ Settings::ParseArgs(vector<string>& vArgs)
   }
   if ((out_file_name.size() == 0) &&
       ((!
-        ((filter_type == NONE) ||
+        ((out_normals_fname != "") ||
+         (filter_type == NONE) ||
          (filter_type == BLOB) ||
+         (filter_type == FIND_EXTREMA) ||
          (filter_type == SPHERE_NONMAX_SUPPRESSION) ||
          (filter_type == SPHERE_NONMAX_SUPERVISED_MULTI) ||
          (filter_type == BLOB_RADIAL_INTENSITY)))
diff --git a/tests/test_watershed.sh b/tests/test_watershed.sh
index edbb29d..61ff94a 100755
--- a/tests/test_watershed.sh
+++ b/tests/test_watershed.sh
@@ -33,7 +33,7 @@ test_watershed() {
     assertTrue "Failure: -find-minima failed to make an image.  File \"${IN_FNAME_BASE}_gauss_${SIGMA}_minima.rec\" not created" "[ -s ${IN_FNAME_BASE}_gauss_${SIGMA}_minima.txt ]"
     # Count the number of dark minima in the image
     N_MINIMA=`wc ${IN_FNAME_BASE}_gauss_${SIGMA}_minima.txt | awk '{print $1}'`
-    N_MINIMA_IMAGE=`../bin/print_mrc_stats/print_mrc_stats ${IN_FNAME_BASE}_gauss_${SIGMA}_minima.rec | grep "minimum brightness" | awk '{print -$3}'`
+    N_MINIMA_IMAGE=`../bin/print_mrc_stats/print_mrc_stats ${IN_FNAME_BASE}_gauss_${SIGMA}_minima.rec | grep "maximum brightness" | awk '{print $3}'`
     assertTrue "Failure: The number of minima reported by -find-minima is not consistent with the image that was created." "[ $N_MINIMA -eq $N_MINIMA_IMAGE ]"
 
     # Test watershed segmentation